github-mirror/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux.git synced 2026-08-01 03:59:40 +02:00
Code Issues Actions Packages Projects Releases Wiki Activity Graph

arm64: dts: imx8mp-kontron: Fix GPIO labels for latest BL board

Browse Source 
Hardware rev 3 changed a few signals. Reflect these changes in
the GPIO labels.

* digital IOs were moved to GPIO expander
* remove labels for unused signals
* add labels for TFT, CSI and USB hub IOs

Signed-off-by: Frieder Schrempf <frieder.schrempf@kontron.de>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
This commit is contained in:
Frieder Schrempf 2025-07-21 12:05:42 +02:00 committed by Shawn Guo
parent f1b27d420b
commit 0153bcd37c
1 changed files with 14 additions and 16 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

30
arch/arm64/boot/dts/freescale/imx8mp-kontron-bl-osm-s.dts
View File

@ -123,38 +123,36 @@ &gpio2 {
/*
* Rename SoM signals according to board usage:
* GPIO_B_0 -> DIO1_OUT
* GPIO_B_1 -> DIO2_OUT
* GPIO_B_0 -> IO_EXP_INT
* GPIO_B_1 -> IO_EXP_RST
*/
&gpio3 {
gpio-line-names = "PCIE_WAKE", "PCIE_CLKREQ", "PCIE_A_PERST", "SDIO_B_D5",
"SDIO_B_D6", "SDIO_B_D7", "SPI_A_WP", "SPI_A_HOLD",
"UART_B_RTS", "UART_B_CTS", "SDIO_B_D0", "SDIO_B_D1",
"SDIO_B_D2", "SDIO_B_D3", "SDIO_B_WP", "SDIO_B_D4",
"PCIE_SM_ALERT", "SDIO_B_CLK", "SDIO_B_CMD", "DIO1_OUT",
"DIO2_OUT", "", "BOOT_SEL0", "BOOT_SEL1",
"PCIE_SM_ALERT", "SDIO_B_CLK", "SDIO_B_CMD", "IO_EXP_INT",
"IO_EXP_RST", "", "BOOT_SEL0", "BOOT_SEL1",
"", "", "SDIO_B_CD", "SDIO_B_PWR_EN",
"HDMI_CEC", "HDMI_HPD";
};
/*
* Rename SoM signals according to board usage:
* GPIO_B_5 -> DIO2_IN
* GPIO_B_6 -> DIO3_IN
* GPIO_B_7 -> DIO4_IN
* GPIO_B_3 -> DIO4_OUT
* GPIO_B_4 -> DIO1_IN
* GPIO_B_2 -> DIO3_OUT
* Rename SoM signals according to board usage and remove labels for unsed pins:
* GPIO_A_6 -> TFT_RESET
* GPIO_A_7 -> TFT_STBY
* GPIO_B_3 -> CSI_ENABLE
* GPIO_B_2 -> USB_HUB_RST
*/
&gpio4 {
gpio-line-names = "DIO2_IN", "DIO3_IN", "DIO4_IN", "GPIO_C_0",
gpio-line-names = "", "", "", "",
"ETH_A_MDC", "ETH_A_MDIO", "ETH_A_RXD0", "ETH_A_RXD1",
"ETH_A_RXD2", "ETH_A_RXD3", "ETH_A_RX_DV", "ETH_A_RX_CLK",
"ETH_A_TXD0", "ETH_A_TXD1", "ETH_A_TXD2", "ETH_A_TXD3",
"ETH_A_TX_EN", "ETH_A_TX_CLK", "DIO4_OUT", "DIO1_IN",
"DIO3_OUT", "GPIO_A_6", "CAN_A_TX", "UART_A_CTS",
"ETH_A_TX_EN", "ETH_A_TX_CLK", "CSI_ENABLE", "",
"USB_HUB_RST", "TFT_RESET", "CAN_A_TX", "UART_A_CTS",
"UART_A_RTS", "CAN_A_RX", "CAN_B_TX", "CAN_B_RX",
"GPIO_A_7", "CARRIER_PWR_EN", "I2S_A_DATA_IN", "I2S_LRCLK";
"TFT_STBY", "CARRIER_PWR_EN", "I2S_A_DATA_IN", "I2S_LRCLK";
};
/*
@ -325,4 +323,4 @@ pinctrl_usb_hub: usbhubgrp {
MX8MP_IOMUXC_NAND_DQS__GPIO3_IO14 0x46
>;
};
};
};